Cora»Occultation

2024-10-21 / UCAC4 407-124927 / (19615) 1999 OB3

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Michal Rottenborn	O-	VID	M254	CZ	GPS	17:06:16			17:10:16
2	show	Jiri Kubanek	O-	VID	M303	CZ	GPS	17:06:49			17:09:49

UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km | More

2 observations found in db: sodis

Available (probably) matching predictions (click on the link to switch):

JPL#72 : 8c0e4590-ddb5-11f0-547e-0094ae9d2526 [db: observed]

Using prediction 8c0e4590-ddb5-11f0-547e-0094ae9d2526 for map and profile fit

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Event Details
Occultation UUID [and DB] : 8c0e4590-ddb5-11f0-547e-0094ae9d2526 [observed] Occultation Date + Time : 2024-10-21 at 17:08:00 UT +/- 0.0 min [1] Object Designation : (19615) 1999 OB3 Orbit Class : MBA Star Designation : GDR3 4195220052108342528 Star Coordinates (ICRF) : RA = 19 53 35.8346, DE = -08 41 56.104 [2] Star Magnitudes : G = 13.19 mag, RP = 12.41 mag, BP = 13.84 mag Object Magnitude : V = 17.57 mag Estimated Magnitude Drop : 4.4 mag Estimated Max. Duration : 0.7 sec Object Mean Diameter : 11.8 km (src: astorb) Speed of the shadow : 17.5 km/s Elongation to Moon & Sun : 144° (sunlit = 77%), Sun = 90° Cross-track uncertainty : 0.3 mas = 0 km = 0.05 path-width (1-sig) RUWE and duplicate source : 1.0 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#72 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : 8c0e4590-ddb5-11f0-547e-0094ae9d2526 [observed] Occultation Date + Time : 2024-10-21 at 17:08:00 UT +/- 0.0 min [1] Object Designation : (19615) 1999 OB3 Orbit Class : MBA Star Designation : GDR3 4195220052108342528 Star Coordinates (ICRF) : RA = 19 53 35.8346, DE = -08 41 56.104 [2] Star Magnitudes : G = 13.19 mag, RP = 12.41 mag, BP = 13.84 mag Object Magnitude : V = 17.57 mag Estimated Magnitude Drop : 4.4 mag Estimated Max. Duration : 0.7 sec Object Mean Diameter : 11.8 km (src: astorb) Speed of the shadow : 17.5 km/s Elongation to Moon & Sun : 144° (sunlit = 77%), Sun = 90° Cross-track uncertainty : 0.3 mas = 0 km = 0.05 path-width (1-sig) RUWE and duplicate source : 1.0 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#72 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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